*{
    padding: 0;
    margin: 0;
}
html, body{
    width: 100%;
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    background-color: #70c4ce;
}
canvas{
    border: 7px solid #fff;
}
#app{
    width: 700px;
    height: 400px;
    position: relative;
    >h1.winNum{
        top: 10px;
        left: 30px;
        position: absolute;
        font-size: 30px;
        z-index: 10;
        color: #fff;
    }
    
    .loading{
        position: absolute;
        top: 0%;
        left: 0%;
        z-index: 50;
        width: 100%;
        height: 100%;
        background-color: rgba(#000000, 0.9);
        border: 7px solid #fff;
    }
}

.hpBar{
    z-index: 10;
    position: absolute;
    top: 20px;
    right: 20px;
    width: 160px;
}
.hpBar > h2{
    color: #000;
    text-shadow: 1px 1px 0px #fff;
    float: left;
}
.hpBox{
    width: 100px;
    height: 15px;
    border: 4px solid #000;
    float: right;
    background-color: #fff;
}
.hpBox > .hp{
    width: 100%;
    height: 100%;
    background-color: #fea14a;
}
.over{
    display: none;
    position: absolute;
    z-index: 10;
    width: 100%;
    height: 100%;
    justify-content: center;
    align-items: center;
}
.over > .box{
    width: 371px;
}
.over > div > a{
    display: block;
    cursor: pointer;
    width: 100px;
    margin: 20px auto 0 auto;
}
.over > div > a > img{
    display: block;
    width: 100%;
    height: auto;
}
a.gamePlayBtn{
    cursor: pointer;
    position: absolute;
    z-index: 10;
    width: 180px;
    height: 51px;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}